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A member of staff who has been working for the UK supermarket chain Sainsbury's for over a period of 25 years. Usually over 50, large and have strong body odour.
Shelf Stacker 1: Dude, Kevin is such a Sainsbo!

Shelf Stacker 2: I know, hasn't he been working here like 34 years?

Shelf Stacker 1: I dunno, but he reeks of BO man!
by Sainsbo August 05, 2011
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